cccc ccci cccp cccu cccv ccic ccii ccip ccir cciv ccpp ccpr ccrc ccri ccrp ccuc ccup ccvi cicc cici cicr cicu ciii cipp circ ciri cirr ciuc ciup civc civy ciyu cpcu cpic cpri cpvc crcc crcr cric crip criu crpc crup cry- cucc cuci cui- cuir cupp cupr curi curr cury cuvy cuy- cuyp cuyr cvcc cvii cvrr cyc- cycc cypc cyy- cyyc iccc icci iccp iccr iccu icpc icrc icrr icru icry icup iiii iirc iiuc ipcc ippc ippr ippy ipri ipur ircc ircu iri- iric irip iriy irpc irrc irri iucc iucv iuiu iupp ivic ivry pccc pcip pcpp pcrc picc pici picr picu picy piip pipi pipp pipy pirc piri pirr piru piry ppcc ppci ppic pppp pprc ppru ppur prcc prcp pri- prii priv prri pruu puir puiu pupi pupu pupy pur- puri purp purr puru pury puuc puy- puyi pyic pypy pyr- pyri pyry rccc rcic rcpi rcuv rcvr rcyc ricc ripi ripp ripr riri rivp rpii rpyc rrrr ruci rupp rupy rurc ruri rurp ruru ruvi ruvu ruyi rv-c ryip u-rp ucci uccp ucrc uipi uirr upci upic uppc uppp uppu uppy upri upup upvc urci urcy uric uriu urri urry urup urur uucp uuri uuuu uv-c uvic uvri uvvu uyir vcci vic- vici viii vipr virc viri virr viru viry vivi vivy vrci vuir vurp vvvv vyir yccc yirr ypcc ypir yupi yuri yury yuyu yyyy